Lo, Jong Ah
Kim, Jin Sun
Jo, Min Jee
Cho, Eun Jung
Ahn, Shin Young
Ko, Gang Jee
Kwon, Young Joo
Kim, Ji Eun
Article History
Received: 10 September 2020
Accepted: 12 November 2020
First Online: 4 January 2021
Compliance with ethical standards
:
: The authors have declared that no conflict of interest exists.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Institutional Review Board of Korea University Guro Hospital at which the studies were conducted (IRB approval number 2020GR0321) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was waived by the board.